xref: /petsc/src/snes/tutorials/output/ex19_kaczmarz.out (revision 6a98f8dc3f2c9149905a87dc2e9d0fedaf64e09a)
1lid velocity = 0.0625, prandtl # = 1., grashof # = 1.
2  0 SNES Function norm 0.239155
3    0 KSP Residual norm 0.0802764
4    1 KSP Residual norm 0.0249277
5    2 KSP Residual norm 0.0117306
6    3 KSP Residual norm 0.00526274
7    4 KSP Residual norm 0.00463185
8    5 KSP Residual norm 0.00306201
9    6 KSP Residual norm 0.0020143
10    7 KSP Residual norm 0.00156512
11    8 KSP Residual norm 0.0012814
12    9 KSP Residual norm 0.00109837
13   10 KSP Residual norm 0.000748519
14   11 KSP Residual norm 0.000592453
15   12 KSP Residual norm 0.000448783
16   13 KSP Residual norm 0.000378752
17   14 KSP Residual norm 0.000264337
18   15 KSP Residual norm 0.000173765
19   16 KSP Residual norm 0.000111263
20   17 KSP Residual norm 6.5666e-05
21   18 KSP Residual norm 1.75064e-05
22   19 KSP Residual norm 1.60451e-05
23   20 KSP Residual norm 9.20169e-06
24   21 KSP Residual norm 1.08239e-06
25   22 KSP Residual norm 8.45334e-07
26   23 KSP Residual norm 3.62484e-07
27  1 SNES Function norm 6.83886e-05
28    0 KSP Residual norm 1.34538e-05
29    1 KSP Residual norm 3.5938e-06
30    2 KSP Residual norm 1.43034e-06
31    3 KSP Residual norm 3.96202e-07
32    4 KSP Residual norm 3.10187e-07
33    5 KSP Residual norm 2.18322e-07
34    6 KSP Residual norm 1.90422e-07
35    7 KSP Residual norm 1.33363e-07
36    8 KSP Residual norm 9.79339e-08
37    9 KSP Residual norm 8.35383e-08
38   10 KSP Residual norm 7.09248e-08
39   11 KSP Residual norm 5.69143e-08
40   12 KSP Residual norm 3.19231e-08
41   13 KSP Residual norm 2.0429e-08
42   14 KSP Residual norm 1.73693e-08
43   15 KSP Residual norm 8.73233e-09
44   16 KSP Residual norm 5.44314e-09
45   17 KSP Residual norm 4.75858e-09
46   18 KSP Residual norm 3.18157e-09
47   19 KSP Residual norm 8.028e-10
48   20 KSP Residual norm 7.187e-10
49   21 KSP Residual norm 2.688e-10
50   22 KSP Residual norm 6.997e-11
51  2 SNES Function norm 1.22235e-09
52SNES Object: 2 MPI processes
53  type: newtonls
54  maximum iterations=50, maximum function evaluations=10000
55  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
56  total number of linear solver iterations=45
57  total number of function evaluations=3
58  norm schedule ALWAYS
59  Jacobian is built using colored finite differences on a DMDA
60  SNESLineSearch Object: 2 MPI processes
61    type: bt
62      interpolation: cubic
63      alpha=1.000000e-04
64    maxstep=1.000000e+08, minlambda=1.000000e-12
65    tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08
66    maximum iterations=40
67  KSP Object: 2 MPI processes
68    type: gmres
69      restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement
70      happy breakdown tolerance 1e-30
71    maximum iterations=10000, initial guess is zero
72    tolerances:  relative=1e-05, absolute=1e-50, divergence=10000.
73    left preconditioning
74    using PRECONDITIONED norm type for convergence test
75  PC Object: 2 MPI processes
76    type: kaczmarz
77      lambda = 1.
78    linear system matrix = precond matrix:
79    Mat Object: 2 MPI processes
80      type: mpiaij
81      rows=64, cols=64, bs=4
82      total: nonzeros=1024, allocated nonzeros=1024
83      total number of mallocs used during MatSetValues calls=0
84Number of SNES iterations = 2
85